Illuminated signal



FIG. 1 is a top perspective view of an illuminated signal showing my new design;

FIG. 2 is a front elevational view thereof, the rear view being a mirror image;

FIG. 3 is a side elevational view thereof, the opposite side being a mirror image except without a switch;

FIG. 4 is a bottom plan view thereof. 

The ornamental design for illuminated signal, as shown and described. 